TY  - RPRT
TI  - Bibliography and index of literature on uranium and thorium and radioactive occurrences in the United States, parts 5, 6, and 7: northeastern section
AU  - Margaret Cooper
PY  - 1956
DO  - 10.3133/tei580
UR  - https://pubs.usgs.gov/publication/tei580
ID  - tei580
ER  -